21984327057

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4447}}^1\times {\mathrm{21401}}^1$

素因数の和:25869

約数の個数: 32

約数和(自身を含む): 36555300864

約数和(自身を除く): 14570973807

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 4447, 13341, 21401, 31129, 48917, 64203, 93387, 146751, 149807, 235411, 342419, 449421, 706233, 1027257, 1647877, 4943631, 95170247, 285510741, 666191729, 1046872717, 1998575187, 3140618151, 7328109019, 21984327057]

約数ペア:

[(1, 21984327057), (3, 7328109019), (7, 3140618151), (11, 1998575187), (21, 1046872717), (33, 666191729), (77, 285510741), (231, 95170247), (4447, 4943631), (13341, 1647877), (21401, 1027257), (31129, 706233), (48917, 449421), (64203, 342419), (93387, 235411), (146751, 149807)]